N GAME SIONES Dark fine-grained groundmass 14 Sample GOT-108 with HO acid Sample
ID: 297011 • Letter: N
Question
N GAME SIONES Dark fine-grained groundmass 14 Sample GOT-108 with HO acid Sample GOT-109 Large Fragments 4mm 1:3 Sample GOT-112 12 Aphanitic Texture Soft and Gritty 100 Sample GOT-110 9 Extremely Aphanitic Hardness > Steel Sample GOT-111 Rock Units 2L Figure 3 Cliff Exposures at Vaes Dathrak Photographs and cross-section of cliff-exposures at Vaes Dathrak. Rock samples of some of the units are shown. Rock units are numbered by age with oldest as 1. X is a fragment of a rock contained in another. 0 100 200 300 400 500 m Scale 50 m Cross-bedded SandstoneBreccia Limey-ShaleExplanation / Answer
11. There exists a disconformity betweeen unit 11 and 10.
12. d. A reverse (thrust) fault.
13.a) a conformable depositional contact.
14.c) disconformity
15. a) shale
16. The principle of stratigraphic superposition.
17. Faulting within the cliff exposures at Vaes Dathark is still active.- False.
18. The fault within this cliff exposure is the product of tension- False.
19. The contact at the base of the basalt (unit 1) is an intrusive contact.
20.Units 11 and 12 could have been deposited in a shallow marine environment in a passive continental margin setting.- True. Limestone(unit 12) usually is deposited in shallow marine environment .
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